| 1 | !************************************************************************ |
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| 2 | ! Fortran 95 OPA Nesting tools * |
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| 3 | ! * |
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| 4 | ! Copyright (C) 2005 Florian Lemarié (Florian.Lemarie@imag.fr) * |
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| 5 | ! Laurent Debreu (Laurent.Debreu@imag.fr) * |
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| 6 | !************************************************************************ |
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| 7 | ! |
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| 8 | !Smoothing procedures : Pierrick Penven 2004 |
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| 9 | ! |
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| 10 | MODULE agrif_connect_topo |
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| 11 | ! |
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| 12 | USE agrif_types |
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| 13 | ! |
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| 14 | IMPLICIT NONE |
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| 15 | ! |
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| 16 | CONTAINS |
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| 17 | ! |
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| 18 | ! |
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| 19 | !************************************************************************ |
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| 20 | ! * |
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| 21 | ! MODULE CONNECT_TOPO * |
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| 22 | ! * |
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| 23 | ! module containing subroutine used for : * |
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| 24 | ! - Parent-Child bathymetry connection * |
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| 25 | ! - Bathymetry smoothing * |
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| 26 | ! - Meters to levels conversion * |
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| 27 | ! - Parent Bathymetry update * |
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| 28 | ! * |
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| 29 | !************************************************************************ |
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| 30 | ! |
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| 31 | !**************************************************************** |
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| 32 | ! subroutine init_constant_bathy * |
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| 33 | ! * |
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| 34 | ! * |
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| 35 | ! - input : * |
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| 36 | ! coarse_bathy : coarse grid bathymetry * |
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| 37 | ! - ouput : * |
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| 38 | ! bathy_fin_constant : coarse bathymetry on fine grid * |
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| 39 | ! * |
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| 40 | !**************************************************************** |
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| 41 | ! |
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| 42 | SUBROUTINE init_constant_bathy(coarse_bathy,bathy_fin_constant) |
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| 43 | ! |
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| 44 | IMPLICIT NONE |
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| 45 | ! |
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| 46 | INTEGER :: i,j,ii,jj,ji |
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| 47 | INTEGER :: jpt,ipt,diff,indx,indy,bornex,borney,bornex2,borney2 |
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| 48 | INTEGER :: jdeb,ideb,ifin,jfin |
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| 49 | REAL*8, DIMENSION(:,:) :: coarse_bathy |
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| 50 | REAL*8, DIMENSION(:,:),POINTER :: bathy_fin_constant |
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| 51 | TYPE(Coordinates) :: Grid |
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| 52 | ! |
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| 53 | IF( ln_agrif_domain ) THEN |
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| 54 | ! |
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| 55 | diff = 0 |
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| 56 | IF(MOD(rho,2) .EQ. 0) diff = 1 |
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| 57 | ! |
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| 58 | indx = 1 + nbghostcellsfine + CEILING(irafx/2.0) + diff |
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| 59 | indy = 1 + nbghostcellsfine + CEILING(irafy/2.0) + diff |
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| 60 | bornex = 1+nbghostcellsfine + CEILING(irafx/2.0) + diff - irafx |
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| 61 | borney = 1+nbghostcellsfine + CEILING(irafy/2.0) + diff - irafy |
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| 62 | bornex2 = nxfin - (nbghostcellsfine) + irafx - CEILING(irafx/2.0) |
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| 63 | borney2 = nyfin - (nbghostcellsfine) + irafy - CEILING(irafy/2.0) |
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| 64 | ! |
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| 65 | ALLOCATE(bathy_fin_constant(bornex-FLOOR(irafx/2.0):bornex2+FLOOR(irafx/2.0), & |
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| 66 | borney-FLOOR(irafy/2.0):borney2+FLOOR(irafy/2.0))) |
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| 67 | ! |
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| 68 | DO j = borney,borney2,irafy |
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| 69 | |
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| 70 | jpt = jmin + 1 + nbghostcellsfine + (j-indy)/irafy |
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| 71 | IF(j<=1) jpt = jmin + 1 |
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| 72 | |
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| 73 | DO i = bornex,bornex2,irafx |
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| 74 | |
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| 75 | ipt = imin + 1 + nbghostcellsfine + (i-indx)/irafx |
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| 76 | IF(i<=1) ipt = imin + 1 |
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| 77 | ! |
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| 78 | DO jj = j-FLOOR(irafy/2.0),j+FLOOR(irafy/2.0)-diff |
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| 79 | DO ii = i-FLOOR(irafx/2.0),i+FLOOR(irafx/2.0)-diff |
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| 80 | |
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| 81 | bathy_fin_constant(ii,jj) = coarse_bathy(ipt,jpt) |
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| 82 | |
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| 83 | END DO |
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| 84 | END DO |
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| 85 | |
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| 86 | END DO |
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| 87 | END DO |
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| 88 | |
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| 89 | ELSE |
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| 90 | |
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| 91 | ALLOCATE(bathy_fin_constant(1:nxfin,1:nyfin)) |
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| 92 | |
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| 93 | DO j = 1,nyfin-irafy+1,irafy |
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| 94 | jpt = jmin + FLOOR( (j - 1.) / irafy ) |
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| 95 | ! |
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| 96 | DO i = 1,nxfin-irafx+1,irafx |
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| 97 | ipt = imin + FLOOR( (i - 1.) / irafx ) |
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| 98 | ! |
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| 99 | bathy_fin_constant(i:i+irafx-1,j:j+irafy-1) = coarse_bathy(ipt,jpt) |
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| 100 | ! |
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| 101 | END DO |
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| 102 | END DO |
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| 103 | |
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| 104 | ENDIF |
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| 105 | ! |
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| 106 | ! |
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| 107 | END SUBROUTINE init_constant_bathy |
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| 108 | ! |
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| 109 | !**************************************************************** |
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| 110 | ! subroutine meter_to_levels * |
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| 111 | ! * |
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| 112 | ! subroutine to convert bathymetry in meters to bathymetry * |
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| 113 | ! in vertical levels * |
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| 114 | ! * |
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| 115 | ! - input/output : * |
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| 116 | ! Grid : grid where conversion is required * |
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| 117 | ! * |
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| 118 | !various input parameters come from namelist.input files * |
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| 119 | !**************************************************************** |
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| 120 | ! |
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| 121 | SUBROUTINE meter_to_levels(Grid) |
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| 122 | ! |
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| 123 | IMPLICIT NONE |
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| 124 | ! |
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| 125 | REAL*8 :: za2,za1,za0,zsur,zacr,zkth,zacr2,zkth2,zmin,zmax |
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| 126 | TYPE(Coordinates) :: Grid |
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| 127 | INTEGER :: i,j |
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| 128 | INTEGER, DIMENSION(1) :: k |
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| 129 | INTEGER :: k1,ji,jj,jpi,jpj |
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| 130 | REAL*8, POINTER, DIMENSION(:) :: gdepw,gdept,e3w,e3t |
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| 131 | ! |
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| 132 | WRITE(*,*) 'convert bathymetry from etopo to vertical levels' |
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| 133 | ! |
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| 134 | jpi = SIZE(Grid%bathy_meter,1) |
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| 135 | jpj = SIZE(Grid%bathy_meter,2) |
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| 136 | ! |
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| 137 | IF ( ( pa0 == 0 .OR. pa1 == 0 .OR. psur == 0 ) & |
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| 138 | .AND. ppdzmin.NE.0 .AND. pphmax.NE.0 ) THEN |
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| 139 | ! |
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| 140 | za1=( ppdzmin - pphmax / (N-1) ) & |
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| 141 | / ( TANH((1-ppkth)/ppacr) - ppacr/(N-1) & |
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| 142 | * ( LOG( COSH( (N - ppkth) / ppacr) ) & |
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| 143 | - LOG( COSH( ( 1 - ppkth) / ppacr) ) ) ) |
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| 144 | |
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| 145 | za0 = ppdzmin - za1 * TANH( (1-ppkth) / ppacr ) |
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| 146 | zsur = - za0 - za1 * ppacr * LOG( COSH( (1-ppkth) / ppacr ) ) |
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| 147 | ! |
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| 148 | ELSE IF ( (ppdzmin == 0 .OR. pphmax == 0) .AND. psur.NE.0 .AND. & |
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| 149 | pa0.NE.0 .AND. pa1.NE.0 ) THEN |
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| 150 | ! |
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| 151 | zsur = psur |
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| 152 | za0 = pa0 |
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| 153 | za1 = pa1 |
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| 154 | za2 = pa2 |
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| 155 | ! |
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| 156 | ELSE |
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| 157 | ! |
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| 158 | WRITE(*,*) 'ERROR ***** bad vertical grid parameters ...' |
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| 159 | WRITE(*,*) ' ' |
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| 160 | WRITE(*,*) 'please check values of variables' |
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| 161 | WRITE(*,*) 'in namelist vertical_grid section' |
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| 162 | WRITE(*,*) ' ' |
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| 163 | STOP |
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| 164 | ! |
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| 165 | ENDIF |
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| 166 | |
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| 167 | zacr = ppacr |
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| 168 | zkth = ppkth |
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| 169 | zacr2 = ppacr2 |
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| 170 | zkth2 = ppkth2 |
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| 171 | ! |
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| 172 | ALLOCATE(gdepw(N),gdept(N),e3w(N),e3t(N)) |
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| 173 | ! |
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| 174 | IF( ppkth == 0. ) THEN ! uniform vertical grid |
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| 175 | za1 = pphmax / FLOAT(N-1) |
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| 176 | DO i = 1, N |
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| 177 | gdepw(i) = ( i - 1 ) * za1 |
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| 178 | gdept(i) = ( i - 0.5 ) * za1 |
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| 179 | e3w (i) = za1 |
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| 180 | e3t (i) = za1 |
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| 181 | END DO |
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| 182 | ELSE ! Madec & Imbard 1996 function |
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| 183 | IF( .NOT. ldbletanh ) THEN |
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| 184 | DO i = 1,N |
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| 185 | ! |
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| 186 | gdepw(i) = (zsur+za0*i+za1*zacr*LOG(COSH((i-zkth)/zacr))) |
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| 187 | gdept(i) = (zsur+za0*(i+0.5)+za1*zacr*LOG(COSH(((i+0.5)-zkth)/zacr))) |
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| 188 | e3w(i) = (za0 + za1 * TANH((i-zkth)/zacr)) |
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| 189 | e3t(i) = (za0 + za1 * TANH(((i+0.5)-zkth)/zacr)) |
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| 190 | ! |
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| 191 | END DO |
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| 192 | ELSE |
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| 193 | DO i = 1,N |
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| 194 | ! Double tanh function |
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| 195 | gdepw(i) = ( zsur + za0*i + za1 * zacr * LOG ( COSH( (i-zkth ) / zacr ) ) & |
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| 196 | & + za2 * zacr2* LOG ( COSH( (i-zkth2) / zacr2 ) ) ) |
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| 197 | gdept(i) = ( zsur + za0*(i+0.5) + za1 * zacr * LOG ( COSH( ((i+0.5)-zkth ) / zacr ) ) & |
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| 198 | & + za2 * zacr2* LOG ( COSH( ((i+0.5)-zkth2) / zacr2 ) ) ) |
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| 199 | e3w (i) = za0 + za1 * TANH( (i-zkth ) / zacr ) & |
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| 200 | & + za2 * TANH( (i-zkth2) / zacr2 ) |
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| 201 | e3t (i) = za0 + za1 * TANH( ((i+0.5)-zkth ) / zacr ) & |
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| 202 | & + za2 * TANH( ((i+0.5)-zkth2) / zacr2 ) |
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| 203 | END DO |
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| 204 | ENDIF |
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| 205 | ENDIF |
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| 206 | ! |
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| 207 | gdepw(1) = 0.0 |
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| 208 | ! |
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| 209 | IF ( ln_e3_dep ) THEN ! e3. = dk[gdep] |
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| 210 | ! |
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| 211 | DO i = 1, N-1 |
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| 212 | e3t(i) = gdepw(i+1)-gdepw(i) |
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| 213 | END DO |
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| 214 | e3t(N) = e3t(N-1) |
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| 215 | |
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| 216 | DO i = 2, N |
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| 217 | e3w(i) = gdept(i) - gdept(i-1) |
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| 218 | END DO |
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| 219 | e3w(1 ) = 2. * (gdept(1) - gdepw(1)) |
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| 220 | END IF |
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| 221 | ! |
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| 222 | zmax = gdepw(N) + e3t(N) |
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| 223 | IF( rn_hmin < 0. ) THEN ; i = - INT( rn_hmin ) ! from a nb of level |
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| 224 | ELSE ; i = MINLOC( gdepw, mask = gdepw > rn_hmin, dim = 1 ) ! from a depth |
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| 225 | ENDIF |
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| 226 | zmin = gdepw(i+1) |
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| 227 | ! |
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| 228 | IF ( .NOT. ASSOCIATED(Grid%bathy_level)) & |
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| 229 | ALLOCATE(Grid%bathy_level(jpi,jpj)) |
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| 230 | ! |
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| 231 | Grid%bathy_level = N-1 |
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| 232 | ! |
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| 233 | DO jj = 1, jpj |
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| 234 | DO ji= 1, jpi |
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| 235 | IF( Grid%bathy_meter(ji,jj) <= 0. ) & |
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| 236 | Grid%bathy_level(ji,jj) = INT( Grid%bathy_meter(ji,jj) ) |
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| 237 | END DO |
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| 238 | END DO |
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| 239 | ! |
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| 240 | DO jj = 1, jpj |
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| 241 | DO ji= 1, jpi |
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| 242 | IF( Grid%bathy_meter(ji,jj) <= 0. ) THEN |
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| 243 | Grid%bathy_meter(ji,jj) = 0.e0 |
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| 244 | ELSE |
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| 245 | Grid%bathy_meter(ji,jj) = MAX( Grid%bathy_meter(ji,jj), zmin ) |
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| 246 | Grid%bathy_meter(ji,jj) = MIN( Grid%bathy_meter(ji,jj), zmax ) |
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| 247 | ENDIF |
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| 248 | END DO |
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| 249 | END DO |
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| 250 | ! |
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| 251 | ! |
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| 252 | ! |
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| 253 | DO j = 1,jpj |
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| 254 | DO i = 1,jpi |
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| 255 | ! |
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| 256 | IF (Grid%bathy_meter(i,j) .EQ. 0.0 ) THEN |
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| 257 | Grid%bathy_level(i,j)=0. |
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| 258 | ELSE |
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| 259 | ! |
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| 260 | k1=4 |
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| 261 | DO WHILE (k1 .LT. (N-1)) |
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| 262 | IF ((Grid%bathy_meter(i,j).GE.gdepw(k1)) & |
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| 263 | .AND.(Grid%bathy_meter(i,j).LE.gdepw(k1+1))) EXIT |
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| 264 | k1=k1+1 |
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| 265 | END DO |
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| 266 | Grid%bathy_level(i,j)=k1 |
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| 267 | ! |
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| 268 | ENDIF |
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| 269 | ! |
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| 270 | END DO |
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| 271 | END DO |
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| 272 | ! |
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| 273 | END SUBROUTINE meter_to_levels |
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| 274 | ! |
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| 275 | !! |
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| 276 | !**************************************************************** |
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| 277 | ! subroutine levels_to_meter * |
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| 278 | ! * |
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| 279 | ! subroutine to convert bathymetry in meters to bathymetry * |
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| 280 | ! in vertical levels * |
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| 281 | ! * |
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| 282 | ! - input/output : * |
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| 283 | ! Grid : grid where conversion is required * |
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| 284 | ! * |
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| 285 | !various input parameters come from namelist.input files * |
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| 286 | !**************************************************************** |
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| 287 | ! |
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| 288 | SUBROUTINE levels_to_meter(Grid) |
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| 289 | ! |
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| 290 | IMPLICIT NONE |
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| 291 | ! |
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| 292 | REAL*8 :: za2,za1,za0,zsur,zacr,zkth,zacr2,zkth2,zmin,zmax |
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| 293 | TYPE(Coordinates) :: Grid |
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| 294 | INTEGER :: i,j |
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| 295 | INTEGER, DIMENSION(1) :: k |
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| 296 | INTEGER :: k1,ji,jj,jpi,jpj |
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| 297 | REAL*8, POINTER, DIMENSION(:) :: gdepw,gdept,e3w,e3t |
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| 298 | ! |
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| 299 | WRITE(*,*) 'convert bathymetry in meters for smoothing' |
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| 300 | ! |
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| 301 | jpi = SIZE(Grid%bathy_level,1) |
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| 302 | jpj = SIZE(Grid%bathy_level,2) |
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| 303 | ! |
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| 304 | ! |
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| 305 | IF ( ( pa0 == 0 .OR. pa1 == 0 .OR. psur == 0 ) & |
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| 306 | .AND. ppdzmin.NE.0 .AND. pphmax.NE.0 ) THEN |
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| 307 | ! |
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| 308 | za1=( ppdzmin - pphmax / (N-1) ) & |
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| 309 | / ( TANH((1-ppkth)/ppacr) - ppacr/(N-1) & |
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| 310 | * ( LOG( COSH( (N - ppkth) / ppacr) ) & |
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| 311 | - LOG( COSH( ( 1 - ppkth) / ppacr) ) ) ) |
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| 312 | |
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| 313 | za0 = ppdzmin - za1 * TANH( (1-ppkth) / ppacr ) |
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| 314 | zsur = - za0 - za1 * ppacr * LOG( COSH( (1-ppkth) / ppacr ) ) |
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| 315 | ! |
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| 316 | ELSE IF ( (ppdzmin == 0 .OR. pphmax == 0) .AND. psur.NE.0 .AND. & |
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| 317 | pa0.NE.0 .AND. pa1.NE.0 ) THEN |
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| 318 | ! |
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| 319 | zsur = psur |
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| 320 | za0 = pa0 |
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| 321 | za1 = pa1 |
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| 322 | za2 = pa2 |
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| 323 | ! |
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| 324 | ELSE |
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| 325 | ! |
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| 326 | WRITE(*,*) 'ERROR ***** bad vertical grid parameters ...' |
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| 327 | WRITE(*,*) ' ' |
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| 328 | WRITE(*,*) 'please check values of variables' |
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| 329 | WRITE(*,*) 'in namelist vertical_grid section' |
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| 330 | WRITE(*,*) ' ' |
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| 331 | STOP |
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| 332 | ! |
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| 333 | ENDIF |
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| 334 | |
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| 335 | zacr = ppacr |
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| 336 | zkth = ppkth |
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| 337 | zacr2 = ppacr2 |
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| 338 | zkth2 = ppkth2 |
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| 339 | ! |
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| 340 | ALLOCATE(gdepw(N),gdept(N),e3w(N),e3t(N)) |
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| 341 | ! |
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| 342 | IF( ppkth == 0. ) THEN ! uniform vertical grid |
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| 343 | za1 = pphmax / FLOAT(N-1) |
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| 344 | DO i = 1, N |
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| 345 | gdepw(i) = ( i - 1 ) * za1 |
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| 346 | gdept(i) = ( i - 0.5 ) * za1 |
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| 347 | e3w (i) = za1 |
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| 348 | e3t (i) = za1 |
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| 349 | END DO |
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| 350 | ELSE ! Madec & Imbard 1996 function |
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| 351 | IF( .NOT. ldbletanh ) THEN |
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| 352 | DO i = 1,N |
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| 353 | ! |
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| 354 | gdepw(i) = (zsur+za0*i+za1*zacr*LOG(COSH((i-zkth)/zacr))) |
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| 355 | gdept(i) = (zsur+za0*(i+0.5)+za1*zacr*LOG(COSH(((i+0.5)-zkth)/zacr))) |
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| 356 | e3w(i) = (za0 + za1 * TANH((i-zkth)/zacr)) |
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| 357 | e3t(i) = (za0 + za1 * TANH(((i+0.5)-zkth)/zacr)) |
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| 358 | ! |
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| 359 | END DO |
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| 360 | ELSE |
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| 361 | DO i = 1,N |
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| 362 | ! Double tanh function |
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| 363 | gdepw(i) = ( zsur + za0*i + za1 * zacr * LOG ( COSH( (i-zkth ) / zacr ) ) & |
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| 364 | & + za2 * zacr2* LOG ( COSH( (i-zkth2) / zacr2 ) ) ) |
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| 365 | gdept(i) = ( zsur + za0*(i+0.5) + za1 * zacr * LOG ( COSH( ((i+0.5)-zkth ) / zacr ) ) & |
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| 366 | & + za2 * zacr2* LOG ( COSH( ((i+0.5)-zkth2) / zacr2 ) ) ) |
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| 367 | e3w (i) = za0 + za1 * TANH( (i-zkth ) / zacr ) & |
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| 368 | & + za2 * TANH( (i-zkth2) / zacr2 ) |
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| 369 | e3t (i) = za0 + za1 * TANH( ((i+0.5)-zkth ) / zacr ) & |
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| 370 | & + za2 * TANH( ((i+0.5)-zkth2) / zacr2 ) |
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| 371 | END DO |
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| 372 | ENDIF |
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| 373 | ENDIF |
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| 374 | ! |
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| 375 | gdepw(1) = 0.0 |
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| 376 | ! |
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| 377 | IF ( ln_e3_dep ) THEN ! e3. = dk[gdep] |
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| 378 | ! |
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| 379 | DO i = 1, N-1 |
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| 380 | e3t(i) = gdepw(i+1)-gdepw(i) |
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| 381 | END DO |
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| 382 | e3t(N) = e3t(N-1) |
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| 383 | |
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| 384 | DO i = 2, N |
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| 385 | e3w(i) = gdept(i) - gdept(i-1) |
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| 386 | END DO |
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| 387 | e3w(1 ) = 2. * (gdept(1) - gdepw(1)) |
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| 388 | END IF |
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| 389 | ! |
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| 390 | IF(.NOT. ASSOCIATED(Grid%bathy_meter)) THEN |
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| 391 | ALLOCATE(Grid%bathy_meter(jpi,jpj)) |
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| 392 | ELSE |
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| 393 | IF( ANY(SHAPE(Grid%bathy_meter)/=(/jpi,jpj/)) ) THEN |
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| 394 | DEALLOCATE(Grid%bathy_meter) |
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| 395 | ALLOCATE(Grid%bathy_meter(jpi,jpj)) |
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| 396 | ENDIF |
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| 397 | ENDIF |
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| 398 | ! |
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| 399 | DO jj = 1, jpj |
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| 400 | DO ji= 1, jpi |
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| 401 | ! |
|---|
| 402 | Grid%bathy_meter(ji,jj) = gdepw( INT( Grid%bathy_level(ji,jj) ) + 1 ) |
|---|
| 403 | ! |
|---|
| 404 | END DO |
|---|
| 405 | END DO |
|---|
| 406 | ! |
|---|
| 407 | END SUBROUTINE levels_to_meter |
|---|
| 408 | ! |
|---|
| 409 | |
|---|
| 410 | !**************************************************************** |
|---|
| 411 | ! subroutine smooth_topo * |
|---|
| 412 | ! * |
|---|
| 413 | ! subroutine to smooth a given bathymetry (in meters) * |
|---|
| 414 | ! hanning filter is used (smoothing criterion : rfactor) * |
|---|
| 415 | ! * |
|---|
| 416 | ! - input/output : * |
|---|
| 417 | ! h : bathymetry * |
|---|
| 418 | ! * |
|---|
| 419 | !various input parameters are stored in namelist.input files * |
|---|
| 420 | !**************************************************************** |
|---|
| 421 | ! |
|---|
| 422 | SUBROUTINE smooth_topo(h,nbiter) |
|---|
| 423 | ! |
|---|
| 424 | IMPLICIT NONE |
|---|
| 425 | ! |
|---|
| 426 | REAL*8, DIMENSION(:,:) :: h |
|---|
| 427 | REAL*8 :: hmin,cff,nu,r |
|---|
| 428 | REAL*8, DIMENSION(:,:), ALLOCATABLE :: rx,ry,cx,cy,f_x,f_y |
|---|
| 429 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L,nbiter,i,j |
|---|
| 430 | REAL*8,DIMENSION(:,:),ALLOCATABLE :: maskedtopo |
|---|
| 431 | ! |
|---|
| 432 | M = SIZE(h,1) |
|---|
| 433 | L = SIZE(h,2) |
|---|
| 434 | ! |
|---|
| 435 | ALLOCATE(cx(M,L),cy(M,L)) |
|---|
| 436 | ALLOCATE(rx(M,L),ry(M,L)) |
|---|
| 437 | ALLOCATE(f_x(M,L),f_y(M,L)) |
|---|
| 438 | ALLOCATE(maskedtopo(M,L)) |
|---|
| 439 | ! |
|---|
| 440 | WRITE(*,*) '' |
|---|
| 441 | WRITE(*,*) 'smooth the topography (Hanning filter)' |
|---|
| 442 | WRITE(*,*) 'slope parameter = ',smoothing_factor |
|---|
| 443 | ! |
|---|
| 444 | hmin = 1.1 |
|---|
| 445 | WHERE(h <= hmin) |
|---|
| 446 | h = hmin |
|---|
| 447 | END WHERE |
|---|
| 448 | ! |
|---|
| 449 | WHERE (h == hmin) |
|---|
| 450 | maskedtopo = 0. |
|---|
| 451 | ELSEWHERE |
|---|
| 452 | maskedtopo = 1. |
|---|
| 453 | END WHERE |
|---|
| 454 | ! |
|---|
| 455 | Mm = M-1 |
|---|
| 456 | Mmm = Mm - 1 |
|---|
| 457 | Lm = L-1 |
|---|
| 458 | Lmm = Lm - 1 |
|---|
| 459 | cff = 0.8 |
|---|
| 460 | nu = 3.0/16.0 |
|---|
| 461 | rx=0. |
|---|
| 462 | ry=0. |
|---|
| 463 | CALL rfact(h,rx,ry,maskedtopo) |
|---|
| 464 | r = MAX(MAXVAL(rx),MAXVAL(ry)) |
|---|
| 465 | h = LOG(h) |
|---|
| 466 | nbiter = 0 |
|---|
| 467 | ! |
|---|
| 468 | DO WHILE (r.GT.smoothing_factor .AND. nbiter < 500 ) |
|---|
| 469 | ! |
|---|
| 470 | nbiter=nbiter+1 |
|---|
| 471 | WHERE(rx > cff*smoothing_factor) |
|---|
| 472 | cx = 1 |
|---|
| 473 | ELSEWHERE |
|---|
| 474 | cx = 0 |
|---|
| 475 | END WHERE |
|---|
| 476 | CALL hanningx(cx,maskedtopo) |
|---|
| 477 | WHERE(ry > cff*smoothing_factor) |
|---|
| 478 | cy = 1 |
|---|
| 479 | ELSEWHERE |
|---|
| 480 | cy = 0 |
|---|
| 481 | END WHERE |
|---|
| 482 | CALL hanningy(cy,maskedtopo) |
|---|
| 483 | CALL FX(h,f_x,cx,maskedtopo) |
|---|
| 484 | CALL FY(h,f_y,cy,maskedtopo) |
|---|
| 485 | h(2:Mm,2:Lm) = h(2:Mm,2:Lm) + maskedtopo(2:Mm,2:Lm)*nu * & |
|---|
| 486 | ((f_x(2:Mm,3:L)-f_x(2:Mm,2:Lm)) + & |
|---|
| 487 | (f_y(3:M,2:Lm)-f_y(2:Mm,2:Lm))) |
|---|
| 488 | CALL rfact(EXP(h),rx,ry,maskedtopo) |
|---|
| 489 | r = MAX(MAXVAL(rx(2:Mm,2:L)),MAXVAL(ry(2:M,2:Lm))) |
|---|
| 490 | ! |
|---|
| 491 | END DO |
|---|
| 492 | ! |
|---|
| 493 | WRITE(*,*) 'iterations = ',nbiter |
|---|
| 494 | WRITE(*,*) '' |
|---|
| 495 | h = EXP(h) |
|---|
| 496 | WHERE( ABS(h-hmin) <= 0.001 ) |
|---|
| 497 | h = 0. |
|---|
| 498 | END WHERE |
|---|
| 499 | DEALLOCATE(rx,ry,cx,cy,f_x,f_y,maskedtopo) |
|---|
| 500 | ! |
|---|
| 501 | END SUBROUTINE smooth_topo |
|---|
| 502 | ! |
|---|
| 503 | !************************************************************************ |
|---|
| 504 | ! subroutine hanning(bathy_meter) |
|---|
| 505 | !************************************************************************ |
|---|
| 506 | ! |
|---|
| 507 | SUBROUTINE hanning(h,maskedtopo) |
|---|
| 508 | ! |
|---|
| 509 | IMPLICIT NONE |
|---|
| 510 | ! |
|---|
| 511 | REAL*8, DIMENSION(:,:) :: h,maskedtopo |
|---|
| 512 | ! |
|---|
| 513 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L |
|---|
| 514 | ! |
|---|
| 515 | M = SIZE(h,1) |
|---|
| 516 | L = SIZE(h,2) |
|---|
| 517 | Mm = M-1 |
|---|
| 518 | Mmm = Mm - 1 |
|---|
| 519 | Lm = L-1 |
|---|
| 520 | Lmm = Lm - 1 |
|---|
| 521 | ! |
|---|
| 522 | h(2:Mm,2:Lm) = maskedtopo(2:Mm,2:Lm)*0.125*( h(1:Mmm,2:Lm) + & |
|---|
| 523 | h(3:M,2:Lm) + & |
|---|
| 524 | h(2:Mm,1:Lmm) + & |
|---|
| 525 | h(2:Mm,3:L) + & |
|---|
| 526 | 4*h(2:Mm,2:Lm))+(1.-maskedtopo(2:Mm,2:Lm))*h(2:Mm,2:Lm) |
|---|
| 527 | ! |
|---|
| 528 | END SUBROUTINE hanning |
|---|
| 529 | ! |
|---|
| 530 | !************************************************************************ |
|---|
| 531 | ! subroutine hanningx(bathy_meter) |
|---|
| 532 | !************************************************************************ |
|---|
| 533 | ! |
|---|
| 534 | SUBROUTINE hanningx(h,maskedtopo) |
|---|
| 535 | ! |
|---|
| 536 | IMPLICIT NONE |
|---|
| 537 | ! |
|---|
| 538 | REAL*8, DIMENSION(:,:) :: h,maskedtopo |
|---|
| 539 | REAL*8, DIMENSION(:,:), ALLOCATABLE :: htemp |
|---|
| 540 | ! |
|---|
| 541 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L |
|---|
| 542 | INTEGER :: i,j |
|---|
| 543 | ! |
|---|
| 544 | M = SIZE(h,1) |
|---|
| 545 | L = SIZE(h,2) |
|---|
| 546 | Mm = M-1 |
|---|
| 547 | Mmm = Mm - 1 |
|---|
| 548 | Lm = L-1 |
|---|
| 549 | Lmm = Lm - 1 |
|---|
| 550 | |
|---|
| 551 | ALLOCATE(htemp(M,L)) |
|---|
| 552 | ! |
|---|
| 553 | htemp = h |
|---|
| 554 | DO j=3,Lm |
|---|
| 555 | DO i=2,Mm |
|---|
| 556 | IF ((maskedtopo(i,j)*maskedtopo(i,j-1)) .NE.0.) THEN |
|---|
| 557 | h(i,j)=0.125*(htemp(i-1,j)+htemp(i+1,j) & |
|---|
| 558 | +htemp(i,j+1)+htemp(i,j-1)+4.*htemp(i,j)) |
|---|
| 559 | ENDIF |
|---|
| 560 | ENDDO |
|---|
| 561 | ENDDO |
|---|
| 562 | j=2 |
|---|
| 563 | DO i=2,Mm |
|---|
| 564 | IF ((maskedtopo(i,j)*maskedtopo(i,j-1)) .NE.0.) THEN |
|---|
| 565 | h(i,j)=0.25*(htemp(i+1,j)+htemp(i-1,j)+2.*htemp(i,j)) |
|---|
| 566 | ENDIF |
|---|
| 567 | ENDDO |
|---|
| 568 | j=L |
|---|
| 569 | DO i=2,Mm |
|---|
| 570 | IF ((maskedtopo(i,j)*maskedtopo(i,j-1)) .NE.0.) THEN |
|---|
| 571 | h(i,j)=0.25*(htemp(i+1,j)+htemp(i-1,j)+2.*htemp(i,j)) |
|---|
| 572 | ENDIF |
|---|
| 573 | ENDDO |
|---|
| 574 | DEALLOCATE(htemp) |
|---|
| 575 | ! |
|---|
| 576 | END SUBROUTINE hanningx |
|---|
| 577 | |
|---|
| 578 | !************************************************************************ |
|---|
| 579 | ! subroutine hanning(bathy_meter) |
|---|
| 580 | !************************************************************************ |
|---|
| 581 | ! |
|---|
| 582 | SUBROUTINE hanningy(h,maskedtopo) |
|---|
| 583 | ! |
|---|
| 584 | IMPLICIT NONE |
|---|
| 585 | ! |
|---|
| 586 | REAL*8, DIMENSION(:,:) :: h,maskedtopo |
|---|
| 587 | REAL*8, DIMENSION(:,:), ALLOCATABLE :: htemp |
|---|
| 588 | ! |
|---|
| 589 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L |
|---|
| 590 | INTEGER :: i,j |
|---|
| 591 | ! |
|---|
| 592 | M = SIZE(h,1) |
|---|
| 593 | L = SIZE(h,2) |
|---|
| 594 | Mm = M-1 |
|---|
| 595 | Mmm = Mm - 1 |
|---|
| 596 | Lm = L-1 |
|---|
| 597 | Lmm = Lm - 1 |
|---|
| 598 | ALLOCATE(htemp(M,L)) |
|---|
| 599 | ! |
|---|
| 600 | htemp = h |
|---|
| 601 | |
|---|
| 602 | DO j=2,Lm |
|---|
| 603 | DO i=3,Mm |
|---|
| 604 | IF ((maskedtopo(i,j)*maskedtopo(i-1,j)) .NE.0.) THEN |
|---|
| 605 | h(i,j)=0.125*(htemp(i-1,j)+htemp(i+1,j) & |
|---|
| 606 | +htemp(i,j+1)+htemp(i,j-1)+4.*htemp(i,j)) |
|---|
| 607 | ENDIF |
|---|
| 608 | ENDDO |
|---|
| 609 | ENDDO |
|---|
| 610 | |
|---|
| 611 | i=2 |
|---|
| 612 | DO j=2,Lm |
|---|
| 613 | IF ((maskedtopo(i,j)*maskedtopo(i-1,j)) .NE.0.) THEN |
|---|
| 614 | h(i,j)=0.25*(htemp(i,j+1)+htemp(i,j-1)+2.*htemp(i,j)) |
|---|
| 615 | ENDIF |
|---|
| 616 | ENDDO |
|---|
| 617 | |
|---|
| 618 | i=M |
|---|
| 619 | DO j=2,Lm |
|---|
| 620 | IF ((maskedtopo(i,j)*maskedtopo(i-1,j)) .NE.0.) THEN |
|---|
| 621 | h(i,j)=0.25*(htemp(i,j+1)+htemp(i,j-1)+2.*htemp(i,j)) |
|---|
| 622 | ENDIF |
|---|
| 623 | ENDDO |
|---|
| 624 | |
|---|
| 625 | DEALLOCATE(htemp) |
|---|
| 626 | ! |
|---|
| 627 | END SUBROUTINE hanningy |
|---|
| 628 | |
|---|
| 629 | ! |
|---|
| 630 | !************************************************************************ |
|---|
| 631 | ! subroutine FX(bathy_meter,fx) |
|---|
| 632 | !************************************************************************ |
|---|
| 633 | ! |
|---|
| 634 | SUBROUTINE FX(h,f,c,maskedtopo) |
|---|
| 635 | ! |
|---|
| 636 | IMPLICIT NONE |
|---|
| 637 | ! |
|---|
| 638 | REAL*8, DIMENSION(:,:) :: h,c |
|---|
| 639 | REAL*8, DIMENSION(:,:) :: f,maskedtopo |
|---|
| 640 | REAL*8, DIMENSION(SIZE(h,1),SIZE(h,2)) :: floc |
|---|
| 641 | ! |
|---|
| 642 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L,i,j |
|---|
| 643 | ! |
|---|
| 644 | f = 0.0 |
|---|
| 645 | M = SIZE(h,1) |
|---|
| 646 | L = SIZE(h,2) |
|---|
| 647 | Mm = M-1 |
|---|
| 648 | Mmm = Mm - 1 |
|---|
| 649 | Lm = L-1 |
|---|
| 650 | Lmm = Lm - 1 |
|---|
| 651 | floc = 0. |
|---|
| 652 | |
|---|
| 653 | DO j=2,L |
|---|
| 654 | DO i=1,M |
|---|
| 655 | |
|---|
| 656 | IF ((maskedtopo(i,j)*maskedtopo(i,j-1)).EQ.0.) THEN |
|---|
| 657 | floc(i,j)=0. |
|---|
| 658 | ELSEIF ((i.EQ.1).OR.(i.EQ.M)) THEN |
|---|
| 659 | floc(i,j)=(7./12.)*(h(i,j)-h(i,j-1)) |
|---|
| 660 | ELSEIF ((maskedtopo(i-1,j)*maskedtopo(i-1,j-1)).EQ.0.) THEN |
|---|
| 661 | floc(i,j)=(7./12.)*(h(i,j)-h(i,j-1)) |
|---|
| 662 | ELSEIF ((maskedtopo(i+1,j)*maskedtopo(i+1,j-1)).EQ.0.) THEN |
|---|
| 663 | floc(i,j)=(7./12.)*(h(i,j)-h(i,j-1)) |
|---|
| 664 | ELSE |
|---|
| 665 | floc(i,j)=(5./12.)*(h(i,j)-h(i,j-1)) & |
|---|
| 666 | +(1./12.)*(h(i-1,j)-h(i-1,j-1)+h(i+1,j)-h(i+1,j-1)) |
|---|
| 667 | ENDIF |
|---|
| 668 | ENDDO |
|---|
| 669 | ENDDO |
|---|
| 670 | ! |
|---|
| 671 | DO j = 1,L |
|---|
| 672 | DO i = 1,M |
|---|
| 673 | f(i,j) = c(i,j)*floc(i,j) |
|---|
| 674 | END DO |
|---|
| 675 | END DO |
|---|
| 676 | ! |
|---|
| 677 | ! |
|---|
| 678 | END SUBROUTINE FX |
|---|
| 679 | ! |
|---|
| 680 | ! |
|---|
| 681 | ! |
|---|
| 682 | !************************************************************************ |
|---|
| 683 | ! subroutine FY(bathy_meter,fy) |
|---|
| 684 | !************************************************************************ |
|---|
| 685 | ! |
|---|
| 686 | SUBROUTINE FY(h,f,c,maskedtopo) |
|---|
| 687 | ! |
|---|
| 688 | IMPLICIT NONE |
|---|
| 689 | ! |
|---|
| 690 | REAL*8, DIMENSION(:,:) :: h,c |
|---|
| 691 | REAL*8, DIMENSION(:,:) :: f,maskedtopo |
|---|
| 692 | REAL*8, DIMENSION(SIZE(h,1),SIZE(h,2)) :: floc |
|---|
| 693 | INTEGER :: Mm,Mmm,Lm,Lmm,M,L,i,j |
|---|
| 694 | f=0.0 |
|---|
| 695 | ! |
|---|
| 696 | M = SIZE(h,1) |
|---|
| 697 | L = SIZE(h,2) |
|---|
| 698 | Mm = M-1 |
|---|
| 699 | Mmm = Mm - 1 |
|---|
| 700 | Lm = L-1 |
|---|
| 701 | Lmm = Lm - 1 |
|---|
| 702 | ! |
|---|
| 703 | floc = 0. |
|---|
| 704 | |
|---|
| 705 | DO j=1,L |
|---|
| 706 | DO i=2,M |
|---|
| 707 | IF ((maskedtopo(i,j)*maskedtopo(i-1,j)).EQ.0.) THEN |
|---|
| 708 | floc(i,j) = 0. |
|---|
| 709 | ELSEIF ((j.EQ.1).OR.(j.EQ.L)) THEN |
|---|
| 710 | floc(i,j)=(7./12.)*(h(i,j)-h(i-1,j)) |
|---|
| 711 | ELSEIF ((maskedtopo(i,j-1)*maskedtopo(i-1,j-1)).EQ.0.) THEN |
|---|
| 712 | floc(i,j)=(7./12.)*(h(i,j)-h(i-1,j)) |
|---|
| 713 | ELSEIF ((maskedtopo(i,j+1)*maskedtopo(i-1,j+1)).EQ.0.) THEN |
|---|
| 714 | floc(i,j)=(7./12.)*(h(i,j)-h(i-1,j)) |
|---|
| 715 | ELSE |
|---|
| 716 | floc(i,j)=(5./12.)*(h(i,j)-h(i-1,j)) & |
|---|
| 717 | +(1./12.)*(h(i,j-1)-h(i-1,j-1)+h(i,j+1)-h(i-1,j+1)) |
|---|
| 718 | ENDIF |
|---|
| 719 | ENDDO |
|---|
| 720 | ENDDO |
|---|
| 721 | ! |
|---|
| 722 | DO j = 1,L |
|---|
| 723 | DO i = 1,M |
|---|
| 724 | f(i,j) = c(i,j)*floc(i,j) |
|---|
| 725 | END DO |
|---|
| 726 | END DO |
|---|
| 727 | ! |
|---|
| 728 | END SUBROUTINE FY |
|---|
| 729 | ! |
|---|
| 730 | ! |
|---|
| 731 | !**************************************************************** |
|---|
| 732 | ! subroutine rfact * |
|---|
| 733 | ! * |
|---|
| 734 | ! subroutine to check if smoothing criterion * |
|---|
| 735 | ! is verified everywhere * |
|---|
| 736 | ! * |
|---|
| 737 | ! - input : * |
|---|
| 738 | ! h : bathymetry * |
|---|
| 739 | ! - ouput : * |
|---|
| 740 | ! rx,ry : delta(theta)/theta in x and y directions * |
|---|
| 741 | !**************************************************************** |
|---|
| 742 | ! |
|---|
| 743 | SUBROUTINE rfact(h,rx,ry,maskedtopo) |
|---|
| 744 | ! |
|---|
| 745 | IMPLICIT NONE |
|---|
| 746 | ! |
|---|
| 747 | REAL*8, DIMENSION(:,:) :: h |
|---|
| 748 | REAL*8, DIMENSION(:,:) :: rx,ry |
|---|
| 749 | REAL*8, DIMENSION(:,:) :: maskedtopo |
|---|
| 750 | INTEGER M,L,i,j,Mm,Mmm,Lm,Lmm |
|---|
| 751 | ! |
|---|
| 752 | M = SIZE(h,1) |
|---|
| 753 | L = SIZE(h,2) |
|---|
| 754 | Mm = M-1 |
|---|
| 755 | Mmm = Mm - 1 |
|---|
| 756 | Lm = L-1 |
|---|
| 757 | Lmm = Lm - 1 |
|---|
| 758 | ! |
|---|
| 759 | rx=0. |
|---|
| 760 | ry=0. |
|---|
| 761 | ! |
|---|
| 762 | DO j=2,L |
|---|
| 763 | DO i=1,M |
|---|
| 764 | rx(i,j) = ABS(h(i,j)-h(i,j-1))/(h(i,j)+h(i,j-1)) |
|---|
| 765 | IF ((maskedtopo(i,j)*maskedtopo(i,j-1)) .EQ.0.) THEN |
|---|
| 766 | rx(i,j)=0. |
|---|
| 767 | ENDIF |
|---|
| 768 | ENDDO |
|---|
| 769 | ENDDO |
|---|
| 770 | ! |
|---|
| 771 | DO j=1,L |
|---|
| 772 | DO i=2,M |
|---|
| 773 | ry(i,j) = ABS(h(i,j)-h(i-1,j))/(h(i,j)+h(i-1,j)) |
|---|
| 774 | IF ((maskedtopo(i,j)*maskedtopo(i-1,j)) .EQ.0.) THEN |
|---|
| 775 | ry(i,j)=0. |
|---|
| 776 | ENDIF |
|---|
| 777 | ENDDO |
|---|
| 778 | ENDDO |
|---|
| 779 | ! |
|---|
| 780 | END SUBROUTINE rfact |
|---|
| 781 | ! |
|---|
| 782 | ! |
|---|
| 783 | !**************************************************************** |
|---|
| 784 | ! subroutine Update_Parent_Bathy * |
|---|
| 785 | ! * |
|---|
| 786 | ! (if desired) subroutine to update parent grid bathymetry * |
|---|
| 787 | ! for consistency with fine grid bathymetry * |
|---|
| 788 | ! * |
|---|
| 789 | ! if a given coarse grid point is masked and one of the * |
|---|
| 790 | ! child grid points contained in this coarse cell is not masked * |
|---|
| 791 | ! the corresponding coarse grid point is unmasked with rn_hmin * |
|---|
| 792 | ! value * |
|---|
| 793 | ! * |
|---|
| 794 | ! - input : * |
|---|
| 795 | ! G0,G1 : both grids involved * |
|---|
| 796 | ! - ouput : * |
|---|
| 797 | ! G0 parent grid containing updated bathymetry * |
|---|
| 798 | !**************************************************************** |
|---|
| 799 | ! |
|---|
| 800 | ! |
|---|
| 801 | SUBROUTINE Update_Parent_Bathy( G0,G1 ) |
|---|
| 802 | ! |
|---|
| 803 | IMPLICIT NONE |
|---|
| 804 | |
|---|
| 805 | TYPE(coordinates) :: G0,G1 |
|---|
| 806 | INTEGER :: ii,jj,jk,ipt,jpt,diff,indx,indy,bornex,borney,bornex2,borney2 |
|---|
| 807 | ! |
|---|
| 808 | REAL*8 :: za2,za1,za0,zsur,zacr,zkth,zacr2,zkth2,zmin |
|---|
| 809 | INTEGER :: i,j |
|---|
| 810 | INTEGER :: k1 |
|---|
| 811 | INTEGER :: compt, compt_oce |
|---|
| 812 | REAL*8, POINTER, DIMENSION(:) :: gdepw,gdept,e3w,e3t |
|---|
| 813 | ! |
|---|
| 814 | IF ( ( pa0 == 0 .OR. pa1 == 0 .OR. psur == 0 ) & |
|---|
| 815 | .AND. ppdzmin.NE.0 .AND. pphmax.NE.0 ) THEN |
|---|
| 816 | ! |
|---|
| 817 | za1=( ppdzmin - pphmax / (N-1) ) & |
|---|
| 818 | / ( TANH((1-ppkth)/ppacr) - ppacr/(N-1) & |
|---|
| 819 | * ( LOG( COSH( (N - ppkth) / ppacr) ) & |
|---|
| 820 | - LOG( COSH( ( 1 - ppkth) / ppacr) ) ) ) |
|---|
| 821 | |
|---|
| 822 | za0 = ppdzmin - za1 * TANH( (1-ppkth) / ppacr ) |
|---|
| 823 | zsur = - za0 - za1 * ppacr * LOG( COSH( (1-ppkth) / ppacr ) ) |
|---|
| 824 | ! |
|---|
| 825 | ELSE IF ( (ppdzmin == 0 .OR. pphmax == 0) .AND. psur.NE.0 .AND. & |
|---|
| 826 | pa0.NE.0 .AND. pa1.NE.0 ) THEN |
|---|
| 827 | ! |
|---|
| 828 | zsur = psur |
|---|
| 829 | za0 = pa0 |
|---|
| 830 | za1 = pa1 |
|---|
| 831 | za2 = pa2 |
|---|
| 832 | ! |
|---|
| 833 | ELSE |
|---|
| 834 | ! |
|---|
| 835 | WRITE(*,*) 'ERROR ***** bad vertical grid parameters ...' |
|---|
| 836 | WRITE(*,*) ' ' |
|---|
| 837 | WRITE(*,*) 'please check values of variables' |
|---|
| 838 | WRITE(*,*) 'in namelist vertical_grid section' |
|---|
| 839 | WRITE(*,*) ' ' |
|---|
| 840 | STOP |
|---|
| 841 | ! |
|---|
| 842 | ENDIF |
|---|
| 843 | |
|---|
| 844 | zacr = ppacr |
|---|
| 845 | zkth = ppkth |
|---|
| 846 | zacr2 = ppacr2 |
|---|
| 847 | zkth2 = ppkth2 |
|---|
| 848 | ! |
|---|
| 849 | ALLOCATE(gdepw(N),gdept(N),e3w(N),e3t(N)) |
|---|
| 850 | ! |
|---|
| 851 | IF( ppkth == 0. ) THEN ! uniform vertical grid |
|---|
| 852 | za1 = pphmax / FLOAT(N-1) |
|---|
| 853 | DO i = 1, N |
|---|
| 854 | gdepw(i) = ( i - 1 ) * za1 |
|---|
| 855 | gdept(i) = ( i - 0.5 ) * za1 |
|---|
| 856 | e3w (i) = za1 |
|---|
| 857 | e3t (i) = za1 |
|---|
| 858 | END DO |
|---|
| 859 | ELSE ! Madec & Imbard 1996 function |
|---|
| 860 | IF( .NOT. ldbletanh ) THEN |
|---|
| 861 | DO i = 1,N |
|---|
| 862 | ! |
|---|
| 863 | gdepw(i) = (zsur+za0*i+za1*zacr*LOG(COSH((i-zkth)/zacr))) |
|---|
| 864 | gdept(i) = (zsur+za0*(i+0.5)+za1*zacr*LOG(COSH(((i+0.5)-zkth)/zacr))) |
|---|
| 865 | e3w(i) = (za0 + za1 * TANH((i-zkth)/zacr)) |
|---|
| 866 | e3t(i) = (za0 + za1 * TANH(((i+0.5)-zkth)/zacr)) |
|---|
| 867 | ! |
|---|
| 868 | END DO |
|---|
| 869 | ELSE |
|---|
| 870 | DO i = 1,N |
|---|
| 871 | ! Double tanh function |
|---|
| 872 | gdepw(i) = ( zsur + za0*i + za1 * zacr * LOG ( COSH( (i-zkth ) / zacr ) ) & |
|---|
| 873 | & + za2 * zacr2* LOG ( COSH( (i-zkth2) / zacr2 ) ) ) |
|---|
| 874 | gdept(i) = ( zsur + za0*(i+0.5) + za1 * zacr * LOG ( COSH( ((i+0.5)-zkth ) / zacr ) ) & |
|---|
| 875 | & + za2 * zacr2* LOG ( COSH( ((i+0.5)-zkth2) / zacr2 ) ) ) |
|---|
| 876 | e3w (i) = za0 + za1 * TANH( (i-zkth ) / zacr ) & |
|---|
| 877 | & + za2 * TANH( (i-zkth2) / zacr2 ) |
|---|
| 878 | e3t (i) = za0 + za1 * TANH( ((i+0.5)-zkth ) / zacr ) & |
|---|
| 879 | & + za2 * TANH( ((i+0.5)-zkth2) / zacr2 ) |
|---|
| 880 | END DO |
|---|
| 881 | ENDIF |
|---|
| 882 | ENDIF |
|---|
| 883 | ! |
|---|
| 884 | gdepw(1)=0. |
|---|
| 885 | IF ( ln_e3_dep ) THEN ! e3. = dk[gdep] |
|---|
| 886 | ! |
|---|
| 887 | DO i = 1, N-1 |
|---|
| 888 | e3t(i) = gdepw(i+1)-gdepw(i) |
|---|
| 889 | END DO |
|---|
| 890 | e3t(N) = e3t(N-1) |
|---|
| 891 | |
|---|
| 892 | DO i = 2, N |
|---|
| 893 | e3w(i) = gdept(i) - gdept(i-1) |
|---|
| 894 | END DO |
|---|
| 895 | e3w(1 ) = 2. * (gdept(1) - gdepw(1)) |
|---|
| 896 | END IF |
|---|
| 897 | ! |
|---|
| 898 | IF( rn_hmin < 0. ) THEN ; i = - INT( rn_hmin ) ! from a nb of level |
|---|
| 899 | ELSE ; i = MINLOC( gdepw, mask = gdepw > rn_hmin, dim = 1 ) ! from a depth |
|---|
| 900 | ENDIF |
|---|
| 901 | zmin = gdepw(i+1) |
|---|
| 902 | ! |
|---|
| 903 | diff = 0 |
|---|
| 904 | IF(MOD(rho,2) .EQ. 0) diff = 1 |
|---|
| 905 | ! |
|---|
| 906 | indx = 1+nbghostcellsfine + CEILING(irafx/2.0) + diff |
|---|
| 907 | indy = 1+nbghostcellsfine + CEILING(irafy/2.0) + diff |
|---|
| 908 | bornex = 1+nbghostcellsfine + CEILING(irafx/2.0) + diff |
|---|
| 909 | borney = 1+nbghostcellsfine + CEILING(irafy/2.0) + diff |
|---|
| 910 | bornex2 = nxfin - (nbghostcellsfine) - CEILING(irafx/2.0) |
|---|
| 911 | borney2 = nyfin - (nbghostcellsfine) - CEILING(irafy/2.0) |
|---|
| 912 | ! |
|---|
| 913 | DO j = borney,borney2,irafy |
|---|
| 914 | |
|---|
| 915 | jpt = jmin + 1 + nbghostcellsfine + (j-indy)/irafy |
|---|
| 916 | IF(j<=1) jpt = jmin + 1 |
|---|
| 917 | |
|---|
| 918 | DO i = bornex,bornex2,irafx |
|---|
| 919 | |
|---|
| 920 | ipt = imin + 1 + nbghostcellsfine + (i-indx)/irafx |
|---|
| 921 | IF(i<=1) ipt = imin + 1 |
|---|
| 922 | IF ((i==bornex).AND.(j==borney)) print *, 'Coarse grid Corner', ipt,jpt |
|---|
| 923 | ! |
|---|
| 924 | G0%Bathy_meter(ipt,jpt) = 0. |
|---|
| 925 | compt = 0 |
|---|
| 926 | compt_oce = 0 |
|---|
| 927 | DO jj = j-FLOOR(irafy/2.0),j+FLOOR(irafy/2.0)-diff |
|---|
| 928 | DO ii = i-FLOOR(irafx/2.0),i+FLOOR(irafx/2.0)-diff |
|---|
| 929 | G0%Bathy_meter(ipt,jpt) = G0%Bathy_meter(ipt,jpt) + G1%Bathy_meter(ii,jj) |
|---|
| 930 | IF (G1%Bathy_meter(ii,jj)>0.) compt_oce = compt_oce + 1 |
|---|
| 931 | compt = compt + 1 |
|---|
| 932 | END DO |
|---|
| 933 | END DO |
|---|
| 934 | ! IF (compt_oce > 0.5*irafx*irafy) G0%Bathy_meter(ipt,jpt) = G0%Bathy_meter(ipt,jpt) / FLOAT(compt) |
|---|
| 935 | G0%Bathy_meter(ipt,jpt) = G0%Bathy_meter(ipt,jpt) / FLOAT(compt) |
|---|
| 936 | IF(G0%Bathy_meter(ipt,jpt).GT.0.) G0%Bathy_meter(ipt,jpt) = MAX(G0%Bathy_meter(ipt,jpt),zmin) |
|---|
| 937 | ! |
|---|
| 938 | G0%wgt(ipt,jpt) = 1. ! Flag for output |
|---|
| 939 | END DO |
|---|
| 940 | END DO |
|---|
| 941 | |
|---|
| 942 | ! |
|---|
| 943 | WRITE(*,*) ' Number of coarse grid points updated = ',compt |
|---|
| 944 | WRITE(*,*) '---------------------------------' |
|---|
| 945 | ! |
|---|
| 946 | END SUBROUTINE Update_Parent_Bathy |
|---|
| 947 | |
|---|
| 948 | END MODULE agrif_connect_topo |
|---|
